{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1572178172",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd6fa399bdc02fe504ac425201583861dc27c6ce64e6965b2ba77676804049c99",
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    "signer": "0xc9F42c6119b40cBBa0b55a8835FA9E88A1c69eD7",
    "userId": "752258468"
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}